US8213000B2 - Retail compatible detection of CVD grown diamond - Google Patents
Retail compatible detection of CVD grown diamond Download PDFInfo
- Publication number
- US8213000B2 US8213000B2 US12/463,106 US46310609A US8213000B2 US 8213000 B2 US8213000 B2 US 8213000B2 US 46310609 A US46310609 A US 46310609A US 8213000 B2 US8213000 B2 US 8213000B2
- Authority
- US
- United States
- Prior art keywords
- gemstone
- light
- holder
- radiation source
- optical fiber
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related, expires
Links
- 239000010432 diamond Substances 0.000 title claims description 37
- 229910003460 diamond Inorganic materials 0.000 title description 21
- 238000001514 detection method Methods 0.000 title description 8
- 239000010437 gem Substances 0.000 claims abstract description 36
- 229910001751 gemstone Inorganic materials 0.000 claims abstract description 36
- 230000005855 radiation Effects 0.000 claims abstract description 10
- 239000013307 optical fiber Substances 0.000 claims description 12
- 238000001816 cooling Methods 0.000 claims description 5
- 238000007373 indentation Methods 0.000 claims description 4
- 238000005424 photoluminescence Methods 0.000 description 13
- 239000000835 fiber Substances 0.000 description 12
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 4
- 229910052757 nitrogen Inorganic materials 0.000 description 3
- 238000012360 testing method Methods 0.000 description 3
- 239000013078 crystal Substances 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000001914 filtration Methods 0.000 description 2
- 238000007689 inspection Methods 0.000 description 2
- 239000004065 semiconductor Substances 0.000 description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 235000011089 carbon dioxide Nutrition 0.000 description 1
- 238000005229 chemical vapour deposition Methods 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 125000004433 nitrogen atom Chemical group N* 0.000 description 1
- 239000000758 substrate Substances 0.000 description 1
- 230000003319 supportive effect Effects 0.000 description 1
Images
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
- G01N21/84—Systems specially adapted for particular applications
- G01N21/87—Investigating jewels
Abstract
Description
Claims (15)
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US12/463,106 US8213000B2 (en) | 2008-05-09 | 2009-05-08 | Retail compatible detection of CVD grown diamond |
US13/491,301 US8553208B2 (en) | 2008-05-09 | 2012-06-07 | Retail compatible detection of CVD grown diamond |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US5192908P | 2008-05-09 | 2008-05-09 | |
US12/463,106 US8213000B2 (en) | 2008-05-09 | 2009-05-08 | Retail compatible detection of CVD grown diamond |
Related Child Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
US13/491,301 Continuation US8553208B2 (en) | 2008-05-09 | 2012-06-07 | Retail compatible detection of CVD grown diamond |
Publications (2)
Publication Number | Publication Date |
---|---|
US20100026985A1 US20100026985A1 (en) | 2010-02-04 |
US8213000B2 true US8213000B2 (en) | 2012-07-03 |
Family
ID=41608008
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
US12/463,106 Expired - Fee Related US8213000B2 (en) | 2008-05-09 | 2009-05-08 | Retail compatible detection of CVD grown diamond |
US13/491,301 Active US8553208B2 (en) | 2008-05-09 | 2012-06-07 | Retail compatible detection of CVD grown diamond |
Family Applications After (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
US13/491,301 Active US8553208B2 (en) | 2008-05-09 | 2012-06-07 | Retail compatible detection of CVD grown diamond |
Country Status (1)
Country | Link |
---|---|
US (2) | US8213000B2 (en) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US8553208B2 (en) | 2008-05-09 | 2013-10-08 | SCIO Diamond Technology Corporation | Retail compatible detection of CVD grown diamond |
IL265008B1 (en) * | 2016-08-26 | 2023-06-01 | Public Joint Stock Company Alrosa | Device for identifying a diamond |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US8134694B2 (en) * | 2008-05-09 | 2012-03-13 | Apollo Diamond Gemstone Corporation | Detection of chemical vapor deposition grown diamond |
CN105136705A (en) * | 2015-09-30 | 2015-12-09 | 广州标旗电子科技有限公司 | Method and device for batch inspection of diamonds |
US9993931B1 (en) | 2016-11-23 | 2018-06-12 | Personal Care Marketing And Research, Inc. | Razor docking and pivot |
JP2020506369A (en) * | 2016-12-15 | 2020-02-27 | ジェモロジカル インスティテュート オブ アメリカ インコーポレイテッド(ジーアイエー) | Apparatus and method for screening gemstones |
Citations (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4573761A (en) * | 1983-09-14 | 1986-03-04 | The Dow Chemical Company | Fiber-optic probe for sensitive Raman analysis |
GB2244329A (en) * | 1990-04-24 | 1991-11-27 | Gersan Ets | Identifying gemstone type. |
US5801819A (en) * | 1994-09-02 | 1998-09-01 | Gersan Establishment | Distinguishing natural from synthetic diamond |
US5811817A (en) * | 1996-04-25 | 1998-09-22 | Ravich; Gilbert Norman | Method & apparatus for detecting fracture filled diamonds |
US5880504A (en) * | 1994-09-07 | 1999-03-09 | Gersan Establishment | Examining a diamond |
US6144448A (en) * | 1992-07-17 | 2000-11-07 | Tosoh Corporation | Fluorescence detecting apparatus |
WO2002006797A1 (en) * | 2000-07-18 | 2002-01-24 | Gersan Establishment | Instrument for examining a gemstone |
US7105822B1 (en) * | 2000-09-29 | 2006-09-12 | American Gemological Laboratories, Inc. | Characterization of clarity and color enhancement agents in gems |
US20100053597A1 (en) | 2008-05-09 | 2010-03-04 | Apollo Diamond Gemstone Corporation | Detection of chemical vapor deposition grown diamond |
US7800740B2 (en) * | 2007-08-24 | 2010-09-21 | Sylvia Gumpesberger | Method and apparatus for identifying and characterizing objects based on fluorescence |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US8213000B2 (en) | 2008-05-09 | 2012-07-03 | Apollo Diamond Gemstone Corporation | Retail compatible detection of CVD grown diamond |
-
2009
- 2009-05-08 US US12/463,106 patent/US8213000B2/en not_active Expired - Fee Related
-
2012
- 2012-06-07 US US13/491,301 patent/US8553208B2/en active Active
Patent Citations (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4573761A (en) * | 1983-09-14 | 1986-03-04 | The Dow Chemical Company | Fiber-optic probe for sensitive Raman analysis |
GB2244329A (en) * | 1990-04-24 | 1991-11-27 | Gersan Ets | Identifying gemstone type. |
US6144448A (en) * | 1992-07-17 | 2000-11-07 | Tosoh Corporation | Fluorescence detecting apparatus |
US5801819A (en) * | 1994-09-02 | 1998-09-01 | Gersan Establishment | Distinguishing natural from synthetic diamond |
US5880504A (en) * | 1994-09-07 | 1999-03-09 | Gersan Establishment | Examining a diamond |
US5811817A (en) * | 1996-04-25 | 1998-09-22 | Ravich; Gilbert Norman | Method & apparatus for detecting fracture filled diamonds |
WO2002006797A1 (en) * | 2000-07-18 | 2002-01-24 | Gersan Establishment | Instrument for examining a gemstone |
US7105822B1 (en) * | 2000-09-29 | 2006-09-12 | American Gemological Laboratories, Inc. | Characterization of clarity and color enhancement agents in gems |
US7800740B2 (en) * | 2007-08-24 | 2010-09-21 | Sylvia Gumpesberger | Method and apparatus for identifying and characterizing objects based on fluorescence |
US20100053597A1 (en) | 2008-05-09 | 2010-03-04 | Apollo Diamond Gemstone Corporation | Detection of chemical vapor deposition grown diamond |
Non-Patent Citations (3)
Title |
---|
"U.S. Appl. No. 12/463,152, Non Final Office Action mailed Feb. 25, 2011", 5 pgs. |
"U.S. Appl. No. 12/463,152, Response Filed Aug. 18, 2011 to Non-Final Office Action Received Feb. 25, 2011", 6 pgs. |
Wang, Wuyi, et al., "Latest-Generation CVD-Grown Synthetic Diamonds from Apollo Diamond Inc.", Gems & Gemology, Winter 2007, vol. 43, No. 4, (2007), pp. 294-312. |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US8553208B2 (en) | 2008-05-09 | 2013-10-08 | SCIO Diamond Technology Corporation | Retail compatible detection of CVD grown diamond |
IL265008B1 (en) * | 2016-08-26 | 2023-06-01 | Public Joint Stock Company Alrosa | Device for identifying a diamond |
Also Published As
Publication number | Publication date |
---|---|
US20120242977A1 (en) | 2012-09-27 |
US20100026985A1 (en) | 2010-02-04 |
US8553208B2 (en) | 2013-10-08 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
US8553208B2 (en) | Retail compatible detection of CVD grown diamond | |
RU2664910C2 (en) | Faceted gemstone parameters measurement device and method | |
KR101240785B1 (en) | Method of incorporating a mark in cvd diamond | |
US7277161B2 (en) | Method for discerning colorless and near colorless diamonds and arrangement for carrying out this method | |
CN110402385A (en) | Device and method for screening jewel | |
CN109964111B (en) | Apparatus for authenticating diamonds | |
CN105352929A (en) | Method and detection device used for distinguishing natural gemstone and synthetic gemstone | |
US4799786A (en) | Method of diamond identification | |
US20170023481A1 (en) | Hydrogen gas inspection method | |
US20070148374A1 (en) | Method of incorporating a mark in cvd diamond | |
US8514377B2 (en) | Detection of chemical vapor deposition grown diamond | |
US20240053328A1 (en) | Solid-state integrated real-time optical monitoring of biochemical assays | |
US7800740B2 (en) | Method and apparatus for identifying and characterizing objects based on fluorescence | |
Tsai et al. | Gemstone screening and identification using fluorescence spectroscopy | |
EP3729063B1 (en) | System and method for spectroscopy analysis of diamonds | |
CN205262984U (en) | Detection apparatus for distinguish natural gemstone and synthetic gem | |
RU2382122C2 (en) | Method of embedding mark into diamond, obtained through chemical deposition | |
EP1630549A1 (en) | Method for gemstone tracing | |
WO2023027626A1 (en) | Gemstone testing device | |
Gaft et al. | Identification of minerals | |
Welbourn | DE BEERS NATURAL VERSUS |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
AS | Assignment |
Owner name: APOLLO DIAMOND GEMSTONE CORPORATION,MASSACHUSETTS Free format text: ASSIGNMENT OF ASSIGNORS INTEREST;ASSIGNORS:LINARES, ROBERT C.;DOERING, PATRICK J.;REEL/FRAME:023721/0088 Effective date: 20091215 Owner name: APOLLO DIAMOND GEMSTONE CORPORATION, MASSACHUSETTS Free format text: ASSIGNMENT OF ASSIGNORS INTEREST;ASSIGNORS:LINARES, ROBERT C.;DOERING, PATRICK J.;REEL/FRAME:023721/0088 Effective date: 20091215 |
|
AS | Assignment |
Owner name: ENERGY, UNITED STATE DEPARTMENT OF,DISTRICT OF COL Free format text: CONFIRMATORY LICENSE;ASSIGNOR:ARIZONA, UNIVERSITY OF;REEL/FRAME:024271/0875 Effective date: 20100106 Owner name: ENERGY, UNITED STATE DEPARTMENT OF, DISTRICT OF CO Free format text: CONFIRMATORY LICENSE;ASSIGNOR:ARIZONA, UNIVERSITY OF;REEL/FRAME:024271/0875 Effective date: 20100106 |
|
FEPP | Fee payment procedure |
Free format text: PAYOR NUMBER ASSIGNED (ORIGINAL EVENT CODE: ASPN); ENTITY STATUS OF PATENT OWNER: SMALL ENTITY |
|
STCF | Information on status: patent grant |
Free format text: PATENTED CASE |
|
AS | Assignment |
Owner name: SCIO DIAMOND TECHNOLOGY CORPORATION, SOUTH CAROLIN Free format text: ASSIGNMENT OF ASSIGNORS INTEREST;ASSIGNOR:APOLLO DIAMOND GEMSTONE CORPORATION;REEL/FRAME:030615/0817 Effective date: 20130603 |
|
AS | Assignment |
Owner name: HERITAGE GEMSTONE INVESTORS, LLC, SOUTH CAROLINA Free format text: SECURITY INTEREST;ASSIGNOR:SCIO DIAMOND TECHNOLOGY CORPORATION;REEL/FRAME:034736/0179 Effective date: 20141215 |
|
FPAY | Fee payment |
Year of fee payment: 4 |
|
FEPP | Fee payment procedure |
Free format text: MAINTENANCE FEE REMINDER MAILED (ORIGINAL EVENT CODE: REM.); ENTITY STATUS OF PATENT OWNER: SMALL ENTITY |
|
LAPS | Lapse for failure to pay maintenance fees |
Free format text: PATENT EXPIRED FOR FAILURE TO PAY MAINTENANCE FEES (ORIGINAL EVENT CODE: EXP.); ENTITY STATUS OF PATENT OWNER: SMALL ENTITY |
|
STCH | Information on status: patent discontinuation |
Free format text: PATENT EXPIRED DUE TO NONPAYMENT OF MAINTENANCE FEES UNDER 37 CFR 1.362 |
|
FEPP | Fee payment procedure |
Free format text: PETITION RELATED TO MAINTENANCE FEES FILED (ORIGINAL EVENT CODE: PMFP); ENTITY STATUS OF PATENT OWNER: SMALL ENTITY |
|
FEPP | Fee payment procedure |
Free format text: PETITION RELATED TO MAINTENANCE FEES DISMISSED (ORIGINAL EVENT CODE: PMFS); ENTITY STATUS OF PATENT OWNER: SMALL ENTITY |
|
FEPP | Fee payment procedure |
Free format text: PETITION RELATED TO MAINTENANCE FEES FILED (ORIGINAL EVENT CODE: PMFP); ENTITY STATUS OF PATENT OWNER: SMALL ENTITY |
|
FEPP | Fee payment procedure |
Free format text: PETITION RELATED TO MAINTENANCE FEES DISMISSED (ORIGINAL EVENT CODE: PMFS); ENTITY STATUS OF PATENT OWNER: SMALL ENTITY |